Is gift-vouchers (WordPress plugin) vulnerable?

WordPress gift-vouchers has 3 known advisories in the phpwarden feed. Feed 2026.10.29.1, updated 2026-10-28.

3advisories

2critical

0on CISA KEV

3no fix recorded

CVE	Title	Severity	CVSS	Affected	Fixed in
CVE-2018-16159	The Gift Vouchers plugin through 2.0.1 for WordPress allows SQL Injection via the template_id parameter in a wp-admin/admin-ajax.php wpgv_do	critical	9.8	`<=2.0.1`	–
CVE-2023-28662	The Gift Cards (Gift Vouchers and Packages) WordPress Plugin, version <= 4.3.1, is affected by an unauthenticated SQL injection vulnerabilit	critical	9.8	`<=4.3.1`	–
CVE-2024-13520	The Gift Cards (Gift Vouchers and Packages) (WooCommerce Supported) plugin for WordPress is vulnerable to unauthorized modification of data\|	medium	5.3	`<=4.4.6`	–

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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A version is vulnerable when it falls inside an affected range and below the fixed version. phpwarden applies these ranges to the exact versions in your lockfile or install, so you only see what applies to you.